diff options
| author | James Seo <james@equiv.tech> | 2023-07-22 20:25:13 +0300 |
|---|---|---|
| committer | Guenter Roeck <linux@roeck-us.net> | 2023-08-21 16:04:30 +0300 |
| commit | 10a7a334d3a1f2d888a42a3c956813274ffb8a9c (patch) | |
| tree | 3dc186bd69e32e45cd236a2edcdd92eed55b72e7 /drivers/hwmon/hp-wmi-sensors.c | |
| parent | 4f65c15cf70eb22c074889af60b9d2bcffbb375a (diff) | |
| download | linux-10a7a334d3a1f2d888a42a3c956813274ffb8a9c.tar.xz | |
hwmon: (hp-wmi-sensors) Get WMI instance count from WMI driver core
Commit 2a2b13ae50cf ("platform/x86: wmi: Allow retrieving the number of
WMI object instances") means we no longer need to find this ourselves.
Signed-off-by: James Seo <james@equiv.tech>
Link: https://lore.kernel.org/r/20230722172513.9324-2-james@equiv.tech
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Diffstat (limited to 'drivers/hwmon/hp-wmi-sensors.c')
| -rw-r--r-- | drivers/hwmon/hp-wmi-sensors.c | 20 |
1 files changed, 3 insertions, 17 deletions
diff --git a/drivers/hwmon/hp-wmi-sensors.c b/drivers/hwmon/hp-wmi-sensors.c index ebe2fb513480..3a99cc5f44b2 100644 --- a/drivers/hwmon/hp-wmi-sensors.c +++ b/drivers/hwmon/hp-wmi-sensors.c @@ -435,25 +435,11 @@ static union acpi_object *hp_wmi_get_wobj(const char *guid, u8 instance) /* hp_wmi_wobj_instance_count - find count of WMI object instances */ static u8 hp_wmi_wobj_instance_count(const char *guid) { - u8 hi = HP_WMI_MAX_INSTANCES; - union acpi_object *wobj; - u8 lo = 0; - u8 mid; - - while (lo < hi) { - mid = (lo + hi) / 2; - - wobj = hp_wmi_get_wobj(guid, mid); - if (!wobj) { - hi = mid; - continue; - } + int count; - lo = mid + 1; - kfree(wobj); - } + count = wmi_instance_count(guid); - return lo; + return clamp(count, 0, (int)HP_WMI_MAX_INSTANCES); } static int check_wobj(const union acpi_object *wobj, |